* {
  margin: 0px;
  padding: 0px;
}
body {
  margin: 0 auto;
  width: 1024px;
  font: 12px/1.6 "宋体";
  background-color: #f1ede8;
}
#header {
  margin: 30px 0px 10px 0px;
}
#header h1 {
  color: #fd6464;
  font-size: 30px;
  font-family: "黑体";
}
#header h1 img {
  vertical-align: middle;
  height: 100px;
  padding-top: -0.625rem;
}
.mange_table {
  width: 60rem;
  border: 1px solid black;
  text-align: center;
  margin: 0 auto;
}
.mange_table th {
  border: 1px solid black;
}
.mange_table td {
  border: 1px solid black;
}
.mange_table td img {
  width: 100%;
  height: 6rem;
}
.mange_table thead th {
  text-align: left;
  padding-left: 1rem;
}
.retreat img {
  width: 2rem;
  position: fixed;
  transform: translateX(-200%);
  top: 10px;
}
footer {
  clear: both;
  width: 900px;
  text-align: center;
  margin-top: 20px;
  height: 40px;
  padding-top: 8px;
  background-color: #73cde4;
  margin: 23rem auto 0rem auto;
}
